For the Inventor, By the Inventor

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Medina, NY, United States of America

American Sigma, Inc.

USPTO Granted Patents = 16

Forward Citations = 371

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26 inventors (with patents filed for the assignee):

Donald F Kaiser (6 out of 13 patents)

William D Dickinson (5 out of 6 patents)

Gary L Randolph (4 out of 4 patents)

4. James Mirand (4 out of 4 patents)

5. William G Hungerford (4 out of 4 patents)

6. Anthony J Tavano (3 out of 3 patents)

7. Carl D Griffith (3 out of 3 patents)

8. Donald L Miller (2 out of 2 patents)

9. Dean Agostini (2 out of 2 patents)

10. Richard Wissenbach (2 out of 2 patents)

11. Jeff Valery (2 out of 2 patents)

12. Cheryl Sak (2 out of 2 patents)

13. W David Dickinson (2 out of 2 patents)

14. David W Lyndaker (1 out of 1 patent)

15. John Liebe (1 out of 1 patent)

16 patents: Sort by Forward Citations

1. D457491 - Ultrasonic transducer (2002-05-22),

2. 6208943 - Fluid flow measurement correcting system and methods of constructing and utilizing same (2001-03-27),

3. 5691914 - Fluid flow measurement correcting system, and methods of constructing (1997-11-25),

4. 5633809 - Multi-function flow monitoring apparatus with area velocity sensor (1997-05-27),

5. 5587926 - Refrigerated fluid sampling apparatus and method with variable volume (1996-12-24),

6. 5506791 - Multi-function flow monitoring apparatus with multiple flow sensor (1996-04-09),

7. 5299141 - Automatic fluid monitoring and sampling apparatus and method (1994-03-29),

8. 5274721 - Fiber optic system and method (1993-12-28),

9. 5172332 - Automatic fluid sampling and monitoring apparatus and method (1992-12-15),

10. 5091863 - Automatic fluid sampling and flow measuring apparatus and method (1992-02-25),

11. 5028213 - Convertible and variable-length groundwater devices, components (1991-07-02),

12. 5027902 - Self-cycling pump apparatus and method (1991-07-02),

13. 4869371 - Pump components for building pump, and methods of constructing and using (1989-09-26),

14. 4749337 - Reciprocating bladder pump, and methods of constructing and utilizing (1988-06-07),

15. 4701107 - Two stage pump sampler (1987-10-20),

Company Overview

American Sigma, Inc. is a technology-focused company based in Medina, NY, specializing in advanced materials and innovative manufacturing solutions. The organization is dedicated to developing high-performance products that cater to various industries, including aerospace, automotive, and medical sectors. With a strong emphasis on research and development, American Sigma leverages cutting-edge technologies to enhance product performance and reliability, positioning itself as a key player in the materials science domain.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

16 Patents

#1 in Medina, NY

#1,159 in New York

#19,922 in US

#37,831 in the World

Medina, NY, United States of America

American Sigma, Inc.

Forward Citations = 371

26 inventors:

Donald F Kaiser (6 out of 13 patents)

William D Dickinson (5 out of 6 patents)

Gary L Randolph (4 out of 4 patents)

4. James Mirand (4 out of 4 patents)

5. William G Hungerford (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: American Sigma, Inc.. Retrieved from https://idiyas.com/company/american-sigma

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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